Component({
  options: {
    multipleSlots: true // 在组件定义时的选项中启用多slot支持
  },
  properties: { 
    name:{
      type:String,
      value:"songpengfei"
    },
    arr:{
      type:Array
    }
   },
  methods: { 
    clickBtn(){
      console.log("11111111");
      this.triggerEvent("ceshievent","song","song")
    }
   }
})